Turbine wheel



FIG. 1 is a perspective view of a turbine wheel that illustrates the novel design;

FIG. 2 is a side elevational view of the turbine wheel of FIG. 1;

FIG. 3 is a top view of the turbine wheel of FIG. 1; and,

FIG. 4 is a bottom elevational view of the turbine wheel of FIG. 1. 

CLAIM The ornamental design for a turbine wheel, as shown and described. 